$427+ Cheap flights from O'Hare Intl (ORD) to Chiang Mai (CNX)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CNX
Oct 31 — Nov 71
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to Chiang Mai with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from O'Hare Intl to Chiang MaiExplore the most affordable flight options available from O'Hare Intl to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
Explore the most affordable flight options available from O'Hare Intl to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
This IEagle deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:10 pm -
1 stop28h 15m
Mon 11/99:10 am -
1 stop35h 25m
Deal found 10/1![Etihad Airways logo]()
$866
This oojo deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/152:10 pm -
1 stop39h 45m
Tue 11/2410:35 am -
1 stop38h 55m
Deal found 9/29![Cathay Pacific logo]()
$874
This Trip.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/92:10 pm -
1 stop39h 45m
Thu 11/129:10 am -
1 stop35h 45m
Deal found 9/28![Multiple Airlines logo]()
$876
This Korean Air deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:10 am -
1 stop22h 35m
Wed 11/1112:20 am -
1 stop21h 10m
Deal found 9/29![Korean Air logo]()
$883
This Justfly.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/253:10 pm -
1 stop39h 45m
Mon 11/910:35 am -
1 stop38h 55m
Deal found 10/1![Cathay Pacific logo]()
$888
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:29 am -
2 stops26h 16m
Tue 11/1012:20 am -
2 stops23h 19m
Deal found 10/1![Delta logo]()
$894
This Trip.com deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:10 pm -
1 stop28h 15m
Tue 11/109:10 am -
1 stop35h 45m
Deal found 9/27![Etihad Airways logo]()
$898
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 pm -
2 stops39h 15m
Mon 11/912:20 am -
2 stops31h 10m
Deal found 10/1![Delta logo]()
$899
This KAYAK deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:10 pm -
1 stop39h 45m
Mon 11/910:35 am -
1 stop38h 55m
Deal found 10/1![Cathay Pacific logo]()
$911
This oojo deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/184:15 pm -
1 stop29h 30m
Sat 10/3110:35 am -
1 stop38h 55m
Deal found 9/28![Cathay Pacific logo]()
$913
This CheapOair deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:30 am -
2 stops33h 55m
Mon 11/307:45 pm -
2 stops31h 05m
Deal found 9/27![Multiple Airlines logo]()
$920
Best flights from O'Hare Intl to Chiang MaiDiscover carefully curated flight deals from O'Hare Intl to Chiang Mai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
Discover carefully curated flight deals from O'Hare Intl to Chiang Mai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
This Korean Air deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:10 am -
1 stop22h 35m
Wed 11/1112:20 am -
1 stop21h 10m
Deal found 9/30![Korean Air logo]()
$883
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/287:00 am -
2 stops26h 45m
Thu 2/412:20 am -
1 stop21h 10m
Deal found 9/27![Delta logo]()
$984
This EVA Air deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:30 pm -
2 stops44h 55m
Thu 11/1212:10 pm -
2 stops44h 25m
Deal found 9/30![EVA Air logo]()
$1,153
This Korean Air deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2811:10 am -
1 stop22h 35m
Fri 3/512:20 am -
1 stop21h 10m
Deal found 9/30![Korean Air logo]()
$983
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/297:00 am -
2 stops26h 45m
Sun 2/712:20 am -
2 stops31h 12m
Deal found 9/29![Delta logo]()
$994
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/285:55 pm -
2 stops39h 50m
Fri 3/512:20 am -
1 stop21h 10m
Deal found 9/29![Delta logo]()
$995
This EVA Air deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1812:30 am -
2 stops30h 40m
Thu 10/2211:35 am -
1 stop21h 10m
Deal found 9/26![EVA Air logo]()
$1,228
This Delta deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:49 am -
2 stops26h 56m
Thu 12/1712:20 am -
2 stops31h 49m
Deal found 9/28![Delta logo]()
$1,214
This Korean Air deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2011:10 am -
1 stop22h 35m
Tue 2/912:20 am -
1 stop21h 10m
Deal found 9/26![Korean Air logo]()
$1,385
This Delta deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2211:10 am -
1 stop22h 35m
Sat 12/2612:20 am -
2 stops26h 59m
Deal found 9/26![Delta logo]()
$2,085
Last-minute flights from O'Hare Intl to Chiang MaiDiscover last-minute flight deals from O'Hare Intl to Chiang Mai. Data last updated October 1, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Chiang Mai. Data last updated October 1, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/184:15 pm -
1 stop29h 30m
Sat 10/3110:35 am -
1 stop38h 55m
Deal found 9/28![Cathay Pacific logo]()
$913
This Justfly.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:15 pm -
1 stop29h 35m
Wed 11/1110:35 am -
1 stop38h 55m
Deal found 10/1![Cathay Pacific logo]()
$938
This Justfly.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/253:10 pm -
1 stop39h 45m
Mon 11/910:35 am -
1 stop38h 55m
Deal found 10/1![Cathay Pacific logo]()
$888
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 pm -
2 stops39h 15m
Mon 11/912:20 am -
2 stops31h 10m
Deal found 10/1![Delta logo]()
$899
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:20 am -
2 stops28h 25m
Sat 11/712:20 am -
2 stops23h 09m
Deal found 10/1![Delta logo]()
$944
This IEagle deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:10 pm -
1 stop28h 15m
Wed 11/119:10 am -
1 stop35h 25m
Deal found 10/1![Etihad Airways logo]()
$866
This oojo deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:10 pm -
1 stop30h 40m
Tue 11/1010:35 am -
1 stop38h 55m
Deal found 9/27![Cathay Pacific logo]()
$875
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:29 am -
2 stops26h 16m
Tue 11/1012:20 am -
2 stops23h 19m
Deal found 10/1![Delta logo]()
$894
This Trip.com deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:10 pm -
1 stop28h 15m
Tue 11/109:10 am -
1 stop35h 45m
Deal found 9/27![Etihad Airways logo]()
$898
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:29 am -
2 stops27h 16m
Mon 11/912:20 am -
1 stop21h 10m
Deal found 9/27![Delta logo]()
$934
This KAYAK deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:10 pm -
1 stop39h 45m
Wed 11/1110:35 am -
1 stop38h 55m
Deal found 10/1![Cathay Pacific logo]()
$911
This Gotogate deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:10 pm -
1 stop28h 15m
Thu 11/59:10 am -
1 stop35h 45m
Deal found 9/29![Etihad Airways logo]()
$939
One-way flights from O'Hare Intl to Chiang MaiSearch for one-way flight options from O'Hare Intl to Chiang Mai. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
Search for one-way flight options from O'Hare Intl to Chiang Mai. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
This oojo deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/102:10 pm -
1 stop39h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Cathay Pacific logo]()
$427
This oojo deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/82:10 pm -
1 stop39h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Cathay Pacific logo]()
$441
This Korean Air deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2412:10 pm -
1 stop22h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Korean Air logo]()
$453
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:35 am -
2 stops28h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Delta logo]()
$455
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:29 am -
2 stops26h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Delta logo]()
$456
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:30 pm -
2 stops46h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:29 pm -
2 stops40h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Delta logo]()
$467
This Expedia deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:30 am -
2 stops32h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:40 am -
2 stops27h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Delta logo]()
$480
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/245:30 am -
2 stops29h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Delta logo]()
$481
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:59 pm -
2 stops41h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Delta logo]()
$491
Find flight deals from O'Hare Intl to Chiang Mai
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Chiang Mai (CNX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $866 (IEagle) |
One-way from | $427 (oojo) |
Popular in | June |
Cheapest in | September |
Average price | $1,056 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Chiang Mai that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 1, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Chiang Mai that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Mon 11/9
11:10 am-10:45 pm
1 stop22h 35m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$453
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Tue 10/27
6:35 am-10:45 pm
2 stops28h 10m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$455
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Tue 11/10
3:59 pm-10:45 pm
2 stops41h 46m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$491
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Fri 12/4
5:30 am-10:45 pm
2 stops28h 15m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$541
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Fri 10/23
5:30 pm-10:45 pm
2 stops41h 15m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$551
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Tue 11/17
6:40 am-10:45 pm
2 stops27h 05m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$595
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Fri 11/27
2:10 pm-6:55 pm
1 stop39h 45m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$622
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Mon 10/26
3:10 pm-6:55 pm
1 stop39h 45m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$631
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Thu 12/24
5:00 pm-10:45 pm
2 stops40h 45m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$653
ChicagoChiang Mai
ORD Chicago O'Hare Intl - CNX Chiang Mai
ORDCNX
Chicago O'Hare Intl
Sat 12/26
6:40 pm-10:45 pm
2 stops39h 05m
Chiang Mai
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$653
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to Chiang Mai
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Chiang Mai in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Chiang Mai flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Chiang Mai flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Chiang Mai flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Chiang Mai flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Chiang Mai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from O'Hare Intl to Chiang Mai
Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from O'Hare Intl with our price prediction graph.
ORD-CNX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to Chiang Mai
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What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Chiang Mai?
Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Chiang Mai (average of $897). Flying from Chicago O'Hare Intl Airport to Chiang Mai in June is currently the most expensive (average of $1,928). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Chiang Mai?
Airfare is below average for this route at the moment.
Chicago O'Hare Intl Airport to Chiang Mai flights typically cost between $1,056 and $1,143 in October.The cheapest round-trip price found within the last 5 days was $866 on Etihad Airways (Oct 27-Nov 9).
What’s the top layover airport for flights from Chicago O'Hare Intl Airport to Chiang Mai?
Share of 1-stop round-trip flights from Chicago O'Hare Intl Airport to Chiang Mai chosen by Cheapflights users in the past 12 months, using the same layover each way.
Incheon (ICN) – chosen by Cheapflights users on 75% of 1-stop itineraries from Chicago O'Hare Intl Airport to Chiang Mai on Cheapflights.
What’s the cheapest layover airport for flights from Chicago O'Hare Intl Airport to Chiang Mai?
Average round-trip fare for 1-stop flights from Chicago O'Hare Intl Airport to Chiang Mai, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Incheon (ICN) is the most affordable 1-stop option, with an average round-trip price of $1,095.
What’s the fastest layover option from Chicago O'Hare Intl Airport to Chiang Mai?
Shortest average travel time for 1-stop one-way flights from Chicago O'Hare Intl Airport to Chiang Mai, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Abu Dhabi (AUH) have the shortest average one-way travel time for 1-stop routes: 20h 45m.
Which airport typically offers the quickest layover for flights from Chicago O'Hare Intl Airport to Chiang Mai?
Average layover duration for 1-stop one-way flights from Chicago O'Hare Intl Airport to Chiang Mai, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Incheon (ICN) offer the fastest connection on this route, with an average layover time of 2h 33m.
Reviews of airlines servicing Chiang Mai
Get insights into the airlines that provide service to Chiang Mai. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chiang Mai. Reviews last updated October 1, 2026.
Peruse reviews from past customers who have flown with EVA Air,Korean Air, andDelta from Chicago O'Hare Intl Airport to Chiang Mai to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.5
Crew
8.7
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Food
8.1
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Overall
8.5
Crew
8.7
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Food
8.1
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Overall
8.5
Crew
8.7
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Food
8.1
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Overall
8.5
Crew
8.7
Boarding
8.4
Comfort
8.3
Entertainment
8.0
Food
8.1
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Chiang Mai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Chiang Mai
Explore flights to Chiang Mai departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 1, 2026.
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O'Hare Intl and Chiang Mai flights
Browse other O'Hare Intl and Chiang Mai flight options. Last updated on October 1, 2026.
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Top 3 airlines flying from O'Hare Intl to Chiang Mai
Discover the top 3 airlines that operate flights from O'Hare Intl to Chiang Mai. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$897 | Average$1,211 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$909 | Average$1,073 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$958 | Average$1,004 | FlexibilityNo cancel fee | On-timeN/A |